05:36 Feb-07-2008 Re: thickness for annular plates The use of PEC (pulse eddy current) was initiated some years ago if I can recall it correctly. The probe is placed on the outer section of the annular plate and the signal transmitted will register thickness readings within the critical zone.

----------- Start Original Message -----------: Does anyone know of a technique to measure the thickness of the annular plates in Aboveground Storage Tank within the critical zone (3") when entry to the tank can not be gained?------------ End Original Message ------------

02:20 Feb-08-2008 Re: thickness for annular plates --It is possible to use the PEC system with a thin transducer.

--------- Start Original Message -----------: Does anyone know of a technique to measure the thickness of the annular plates in Aboveground Storage Tank within the critical zone (3") when entry to the tank can not be gained?------------ End Original Message ------------

With a strong development department and our own piezocomposite production, we accompany you from th

...

e first product idea to serial production. Our scientists are continuously researching new methods in the field of ultrasonic measurement technology. The progress achieved enables us to offer you optimal solutions.